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1973-07-17
Arc discharge tube with surrounding starting coil
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1938-01-04
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1979-03-06
High intensity discharge lamp with integral means for arc extinguishing
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(ja )
1995-01-30
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1991-01-22
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1980-06-11
High pressure discharge lamp
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1993-11-24
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1975-01-07
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1998-05-26
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2003-06-10
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2004-04-13
Thin walled lamp with tungsten halogen capsule and pyrophoric fuse
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1959-12-22
Arc tube mount
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1974-08-06
Plasma enshrouded electric discharge device
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(sr )
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1994-06-28
High-pressure discharge lamp having solid state getter mounted on bimetallic element
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1984-02-21
High pressure discharge lamp
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1940-06-04
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Fail-safe electrode assembly for fluorescent lamps
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2004-01-22
押圧封止部内で緊締されたフィラメント脚部を有するハロゲン白熱ランプ
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(en )
1941-12-30
High-pressure metal vapor discharge tube
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1986-07-08
Time fuse for high pressure sodium lamps
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1994-06-29
Fluorescent lamp
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1980-01-08
High pressure sodium vapor lamp with voltage rise compensator
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始動装置内蔵形放電灯